CN111270850A - Novel fast-assembling exempts from to weld girder steel of encorbelmenting fixed device - Google Patents

Abstract

The invention discloses a novel quick-assembly welding-free cantilever steel beam fixing device which is fixed on a wood template and a concrete floor slab and comprises: i-steel girder, first mounting, I-steel yoke, second mounting, pole setting and the third mounting of encorbelmenting, the I-steel yoke of encorbelmenting is used for can dismantling the connection on plank sheathing and concrete floor with the one end of the I-steel girder of encorbelmenting, and the I-steel yoke of encorbelmenting utilizes the second mounting can dismantle the connection at the top of the I-steel girder other end of encorbelmenting, and the pole setting utilizes the third mounting can dismantle the connection on the I-steel yoke of encorbelmenting. This girder steel fixing device encorbelments simple structure, reasonable in design, easy operation, simple to operate is swift, when guaranteeing construction safety, can also effectively reduce construction cost, realizes green sustainable construction, has good application prospect.

Description

Novel fast-assembling exempts from to weld girder steel of encorbelmenting fixed device

Technical Field

The invention relates to the technical field of construction equipment, in particular to a novel quick-assembly welding-free cantilever steel beam fixing device.

Background

The safety protection of the scaffold for building construction is an important component of the safety protection of a building construction site, generally, the scaffold for multi-story or small high-rise buildings is protected and erected by adopting a floor type protection scaffold, and the high-rise buildings are protected by adopting a segmented overhanging protection scaffold or an integral lifting protection scaffold. For the sectional overhanging protective scaffold, an overhanging beam is usually used as a bearing foundation of the scaffold, and an anchoring end of the overhanging beam is firmly fixed on a floor slab by using an anchor ring. When the building plane is irregular and in the positive and negative angle department of building, in order to satisfy the pole setting interval requirement and accomplish that the pole setting is laid evenly, the bridging angle accords with the standard requirement, need add on the I-steel girder of encorbelmenting and establish the tie beam usually to the scaffold frame of conveniently setting up on it.

At present, the cantilever beam is generally fixed by pre-embedded U-shaped anchoring bolts in an engineering field, and meanwhile, wood wedges are used for wedging two sides of an I-shaped steel, so that certain waste is generated on wood. Although the pre-buried bolts can guarantee the anchoring safety of the end parts of the I-shaped steel beams, one ends of the bolts exposed out of the floor are directly cut off during later-period dismantling, the anchoring bolts cannot be recycled, material loss is caused, and the strategic requirements of sustainable development are not met. The fixing of I-steel girder and yoke and the fixed welding mode that adopts mostly of yoke and scaffold pole setting of encorbelmenting to the scene to guarantee the stability that girder and yoke, yoke and scaffold pole setting are connected, but cause the damage at I-steel pterygoid lamina edge very easily when later stage is demolishd, and then reduce the intensity and the bearing capacity of I-steel, make the life of I-steel, can all reduce number of times and security, and the material loss is high.

Therefore, it is an urgent need to solve the problems of the art to provide a novel quick-assembly welding-free cantilever steel beam fixing device which can realize the recycling of the anchor bolts, reduce the material loss and waste and effectively improve the turnover times of the i-beams.

Disclosure of Invention

In view of the above, in order to solve the technical problems of short service life, less turnover times, high material loss and the like of a cantilever beam structure in the prior art, the invention provides a novel quick-assembly welding-free cantilever steel beam fixing device which can realize the cyclic utilization of an anchor bolt, reduce the material loss and waste and effectively improve the turnover times of I-shaped steel.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a novel fast-assembling exempts from to weld girder steel fixing device that encorbelments, fixes on plank sheathing and concrete floor, include:

i-steel girder, first mounting, I-steel yoke beam, second mounting, pole setting and the third mounting of encorbelmenting, first mounting be used for with the one end of encorbelmenting the I-steel girder can be dismantled and connect in the plank sheathing with on the concrete floor, the I-steel yoke beam of encorbelmenting utilizes the second mounting can be dismantled and connect in the top of the I-steel girder other end encorbelments, the pole setting utilizes the third mounting can be dismantled and connect in on the I-steel yoke beam encorbelments.

According to the technical scheme, compared with the prior art, the invention discloses the novel quick-assembly welding-free cantilever steel beam fixing device, one end of the cantilever I-steel main beam can be fixed on a wooden template and a concrete floor slab through the first fixing part and is convenient to disassemble, the cantilever I-steel connecting beam can be fixed at the other end of the cantilever I-steel main beam through the second fixing part and is convenient to disassemble, and the scaffold vertical rod can be fixed on the cantilever I-steel connecting beam through the third fixing part and is convenient to disassemble. According to the novel quick-assembly welding-free cantilever steel beam fixing device, the first fixing piece, the second fixing piece and the third fixing piece which are detachably connected with the cantilever I-steel main beam, the cantilever I-steel coupling beam and the vertical rod are utilized, so that the anchor bolt can be recycled, the use and waste of wood are reduced, meanwhile, the solderless integrated construction of the cantilever beam can be realized, the loss and waste of cantilever I-steel beam materials in the construction process are effectively reduced, the turnover times of I-steel are improved to the maximum extent, the cantilever steel beam fixing device is simple in structure, reasonable in design, simple to operate, convenient and fast to install, the construction cost can be effectively reduced while the construction safety is guaranteed, the green sustainable construction is realized, and the application prospect is good.

Further, the first fixing part comprises a fixing sleeve, an anchoring bolt assembly, a plastic pipe, channel steel and angle steel, the anchoring bolt assembly comprises an anchoring bolt and a nut, one end of the anchoring bolt is arranged in the fixing sleeve, the fixing sleeve is connected to the wooden template through a bolt, the plastic pipe is sleeved outside the fixing sleeve and the anchoring bolt in an adaptive mode, the concrete floor is poured outside the plastic pipe, the bottom wing plate and the channel steel of the cantilever I-shaped steel girder are arranged on the top end face of the concrete floor, the channel steel is arranged on two sides of the cantilever I-shaped steel girder along the height direction of the web plate of the cantilever I-shaped steel girder, the angle steel is arranged on the top wing plate of the cantilever I-shaped steel girder, and the other end of the anchoring bolt sequentially penetrates through the channel steel and the angle steel from bottom to top, the nut is in threaded connection with the anchoring bolt and used for fixing one end of the overhanging I-shaped steel main beam on the concrete floor slab and the wood formwork.

The beneficial effect who adopts above-mentioned technical scheme to produce is, can fix anchor bolt and adapter sleeve on the plank sheathing for this girder steel fixing device that encorbelments' structural stability is good, establishes the plastic tubing of adaptation at adapter sleeve and anchor bolt outside cover simultaneously, adapter sleeve and anchor bolt contact with concrete when can preventing to pour concrete, make things convenient for the later stage to demolish anchor sleeve and anchor bolt and recycle.

Further, the adapter sleeve the anchor bolt the nut the plastic tubing the channel-section steel with the angle steel is a plurality of, and is a plurality of the adapter sleeve evenly arranges the plank sheathing with on the concrete floor, it is a plurality of the anchor bolt is with a plurality of the plastic tubing evenly arranges on the concrete floor, it is a plurality of the nut evenly arranges in a plurality of on the anchor bolt, it is a plurality of the channel-section steel evenly arranges the both sides of encorbelmenting the I-steel girder web, it is a plurality of the angle steel evenly arranges on the top pterygoid lamina of encorbelmenting the I-steel girder.

The beneficial effects who adopts above-mentioned technical scheme to produce are that, the channel-section steel can carry out the fixed of horizontal direction to the I-steel girder of encorbelmenting, and the angle steel can carry out the fixed of vertical direction to the I-steel girder of encorbelmenting, has further improved this girder steel fixing device that encorbelments's structural stability, convenient and fast and easy operation when making its installation simultaneously.

Further, the fixed sleeve comprises a first sleeve and a second sleeve which are integrally connected, the first sleeve is arranged at the bottom of the second sleeve, the first sleeve and the second sleeve are concentrically arranged, and the aperture of the first sleeve is larger than that of the second sleeve; the diameter of the head of the anchor bolt is larger than the aperture of the second sleeve and smaller than the aperture of the first sleeve, and the bolt part of the anchor bolt penetrates through the second sleeve and extends outwards; and a positioning plate extending towards the outer side is further formed on the bottom side wall of the first sleeve, and a positioning hole is formed in the positioning plate and used for connecting the first sleeve to the wood formwork through a bolt.

Further, the aperture of the first sleeve is 25mm, the height is 2mm, and the aperture of the second sleeve is 13.5mm, and the height is 2.5 mm.

The beneficial effects who adopts above-mentioned technical scheme to produce are that, be convenient for fix adapter sleeve and anchor bolt on the plank sheathing, also be convenient for the later stage simultaneously and demolish fixing sleeve and anchor bolt and recycle.

Furthermore, the number of the positioning plates is multiple, and the plurality of the positioning plates are uniformly arranged on the same circumferential surface.

The beneficial effects who adopts above-mentioned technical scheme to produce are that, have improved the stability that fixed sleeving and plank sheathing are connected, and then have improved this girder steel fixing device overall structure's that encorbelments stability and fastness, have guaranteed construction safety.

Further, the channel-section steel with all be formed with the perforating hole on the angle steel lateral wall, anchor bolt passes the perforating hole, nut threaded connection is in on the anchor bolt, be used for with the channel-section steel with the angle steel is fixed on the I-steel girder of encorbelmenting, and be used for with the I-steel girder of encorbelmenting is fixed the plank sheathing with on the concrete floor.

The beneficial effect who adopts above-mentioned technical scheme to produce is, can effectively fix the I-steel girder of encorbelmenting on concrete floor and convenient to detach and installation to make this girder steel fixing device that encorbelments overall structure reasonable in design and installation convenient, easy operation.

Further, still include the fourth mounting, the fourth mounting includes fastening bolt and fastening nut, the fixed orifices has still been seted up at the channel-section steel middle part, fastening bolt passes fixed orifices and butt are in on the I-steel girder web of encorbelmenting, fastening nut threaded connection be in on the fastening bolt, be used for right the I-steel girder of encorbelmenting carries out the counterpressure and fixes.

The beneficial effect who adopts above-mentioned technical scheme to produce is, can effectively prevent to encorbelment I-steel girder horizontal level and vertical direction's removal, avoids its risk of taking place to topple, further improves this girder steel fixing device that encorbelments's structural stability.

Further, the second fixing part comprises a main beam clamping part and a connecting beam clamping part, one end of the connecting beam clamping part and the main beam clamping part are fixedly connected on a top wing plate at the other end of the cantilever I-shaped steel main beam through bolts, and the other end of the connecting beam clamping part is connected with a bottom wing plate of the cantilever I-shaped steel connecting beam through bolts.

The beneficial effect who adopts above-mentioned technical scheme to produce is, can effectively fix the I-steel yoke that encorbelments on the I-steel girder of encorbelmenting and convenient to detach and installation, and then make this girder steel fixing device that encorbelments overall structure reasonable in design and installation convenient, easy operation.

Further, the girder clamping piece with the connection beam clamping piece is a plurality of, and is a plurality of girder clamping piece and a plurality of the connection beam clamping piece is evenly arranged respectively the both sides of the I-steel connection beam web of encorbelmenting.

Adopt the beneficial effect that above-mentioned technical scheme produced to be, further improved this girder steel fixing device that encorbelments's structural stability, convenient and fast and easy operation when making its installation simultaneously.

Further, the third mounting includes pole setting mounting and card post, card post vertical fixation is in the top central authorities of pole setting mounting, just the pole setting cover is established and is fixed in on the card post, pole setting mounting bolted connection be in on the top pterygoid lamina of the I-steel yoke of encorbelmenting.

Adopt the beneficial effect that above-mentioned technical scheme produced to be convenient for install the scaffold frame pole setting on the card post, realize the effective fixed to scaffold frame pole setting.

Furthermore, the clamping column is welded on the vertical rod fixing piece.

Adopt the beneficial effect that above-mentioned technical scheme produced to be, further improved this girder steel fixing device that encorbelments's structural stability, reduced construction cost when guaranteeing construction safety.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural view of a novel quick-assembly welding-free cantilever steel beam fixing device provided by the invention;

fig. 2 is a schematic structural view of a first fixing member in the novel quick-assembly welding-free cantilever steel beam fixing device provided by the invention;

FIG. 3 is a schematic structural view of a fixing sleeve in the novel quick-assembly welding-free cantilever steel beam fixing device provided by the invention;

fig. 4 is a schematic structural diagram of a channel steel in the novel quick-assembly welding-free cantilever steel beam fixing device provided by the invention;

FIG. 5 is a schematic structural view of angle steel in the novel quick-assembly welding-free cantilever steel beam fixing device provided by the invention;

fig. 6 is a schematic structural view of a second fixing member in the novel quick-assembly welding-free cantilever steel beam fixing device provided by the invention;

fig. 7 is a schematic structural view of a third fixing member in the novel quick-assembly welding-free cantilever steel beam fixing device provided by the invention.

Wherein: 1-overhanging I-beam main beam, 2-first fixing piece, 21-fixing sleeve, 211-first sleeve, 212-second sleeve, 213-positioning plate, 214-positioning hole, 22-anchoring bolt component, 221-anchoring bolt, 222-nut, 23-plastic pipe, 24-channel steel, 241-fixing hole, 25-angle steel, 26-through hole, 3-overhanging I-beam coupling, 4-second fixing piece, 41-main beam clamping piece, 42-coupling clamping piece, 5-vertical rod, 6-third fixing piece, 61-vertical rod fixing piece, 62-clamping column, 7-fourth fixing piece, 100-wood formwork and 200-concrete floor.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The invention discloses a novel quick-assembly welding-free cantilever steel beam fixing device which is fixed on a wood template 100 and a concrete floor slab 200 and comprises:

i-steel girder 1 encorbelments, first mounting 2, I-steel yoke 3 encorbelments, second mounting 4, pole setting 5 and third mounting 6, first mounting 2 is used for can dismantling the connection on plank sheathing 100 and concrete floor 200 with the one end of I-steel girder 1 encorbelments, I-steel yoke 3 encorbelments utilizes second mounting 4 can dismantle the connection at the top of the I-steel girder 1 other end that encorbelments, pole setting 5 utilizes third mounting 6 can dismantle the connection on I-steel yoke 3 encorbelments.

As shown in fig. 1 and 2, according to an alternative embodiment of the present invention, the first fixing member 2 includes a fixing sleeve 21, an anchor bolt assembly 22, a plastic pipe 23, a channel 24 and an angle steel 25, the anchor bolt assembly 22 includes an anchor bolt 221 and a nut 222, one end of the anchor bolt 221 is disposed in the fixing sleeve 21, the fixing sleeve 21 is bolted to the wooden form 100, the plastic pipe 23 is fittingly sleeved outside the fixing sleeve 21 and the anchor bolt 221, and the concrete floor 200 is poured outside the plastic pipe 23, a bottom wing plate and a channel 24 of the cantilever i-beam 1 are both disposed on a top end surface of the concrete floor 200, the channel 24 is disposed on both sides of the cantilever i-beam 1 along a height direction of a web of the cantilever i-beam 1, the angle steel 25 is disposed on a top wing plate of the cantilever i-beam 1, the other end of the anchor bolt 221 sequentially passes through the channel 24 and the angle steel 25 from bottom to top, the nut 222 is in threaded connection with the anchor bolt 221 and is used for fixing one end of the overhanging i-steel main beam 1 on the concrete floor slab 200 and the wooden template 100; thereby can fix anchor bolt and adapter sleeve on the plank sheathing for this girder steel fixing device that encorbelments's structural stability is good, establishes the plastic tubing of adaptation at adapter sleeve and anchor bolt outside cover simultaneously, adapter sleeve and anchor bolt contact with concrete when can preventing to pour concrete, make things convenient for the later stage to demolish anchor sleeve and anchor bolt and recycle.

As shown in fig. 1 and 2, according to an alternative embodiment of the present invention, the fixing tube 21, the anchor bolt 221, the nut 222, the plastic tube 23, the channel steel 24 and the angle steel 25 are all plural, and a plurality of fixed sleeving 21 evenly arranges on plank sheathing 100 and concrete floor 200, a plurality of anchor bolt 221 and a plurality of plastic tubing 23 evenly arrange on concrete floor 200, a plurality of nuts 222 evenly arrange on a plurality of anchor bolt 221, a plurality of channel-section steel 24 evenly arrange in the both sides of I-steel girder 1 web of encorbelmenting, a plurality of angle steel 25 evenly arrange on the top pterygoid lamina of I-steel girder 1 of encorbelmenting, the channel-section steel can carry out the fixed of horizontal direction to the I-steel girder of encorbelmenting, the angle steel can carry out the fixed of vertical direction to the I-steel girder of encorbelmenting, this girder fixing device's of encorbelmenting structural stability has further been improved, make its convenient and fast and easy operation when installing simultaneously.

As shown in fig. 3, according to an alternative embodiment of the present invention, the fixed sleeve 21 includes a first sleeve 211 and a second sleeve 212 integrally connected, the first sleeve 211 is provided at the bottom of the second sleeve 212, the first sleeve 211 is concentrically arranged with the second sleeve 212 and the first sleeve 211 has a larger aperture than the second sleeve 212; the diameter of the head of the anchor bolt 221 is larger than the aperture of the second sleeve 212 and smaller than the aperture of the first sleeve 211, and the bolt portion of the anchor bolt 221 passes through the second sleeve 212 and protrudes outward; a positioning plate 213 extending outwards is further formed on the bottom side wall of the first sleeve 211, and a positioning hole 214 is formed in the positioning plate 213 and used for connecting the first sleeve 211 to the wood formwork 100 through a bolt; specifically, the aperture of first sleeve 211 is 25mm, highly is 2mm, the aperture of second sleeve 212 is 13.5mm, highly is 2.5mm to be convenient for fix the adapter sleeve and anchor bolt on the plank sheathing, also be convenient for the later stage simultaneously and demolish the reuse to adapter sleeve and anchor bolt.

As shown in fig. 3, according to an alternative embodiment of the present invention, there are two positioning plates 213, and the two positioning plates 213 are uniformly arranged on the same circumferential surface, so that the stability of the connection between the fixing sleeve and the wooden form is improved, the stability and firmness of the overall structure of the cantilever steel beam fixing device are improved, and the construction safety is ensured.

As shown in fig. 4 and 5, according to an alternative embodiment of the present invention, through holes 26 are formed in the side walls of the channel steel 24 and the angle steel 25, the anchor bolt 221 passes through the through hole 26, and the nut 222 is screwed on the anchor bolt 221, so as to fix the channel steel 24 and the angle steel 25 on the cantilever i-steel girder 1, and fix the cantilever i-steel girder 1 on the wooden form 100 and the concrete floor 200, thereby effectively fixing the cantilever i-steel girder on the concrete floor and facilitating the detachment and installation, so that the cantilever steel girder fixing device has a reasonable overall structure design, is convenient and fast to install, and is simple to operate.

As shown in fig. 1 and 2, according to an optional embodiment of the present invention, the cantilever beam fixing device further includes a fourth fixing member 7, the fourth fixing member 7 includes a fastening bolt and a fastening nut, a fixing hole 241 is further formed in the middle of the channel steel 24, the fastening bolt passes through the fixing hole 241 and abuts against a web of the cantilever i-steel beam 1, and the fastening nut is in threaded connection with the fastening bolt and is used for pressing and fixing the cantilever i-steel beam 1, so that the cantilever i-steel beam can be effectively prevented from moving in the horizontal and vertical directions, the risk of overturning is avoided, and the structural stability of the cantilever beam fixing device is further improved.

As shown in fig. 1 and 6, according to an alternative embodiment of the present invention, the second fixing member 4 includes a main beam clamping member 41 and a coupling beam clamping member 42, one end of the coupling beam clamping member 42 and the main beam clamping member 41 are fixedly connected to a top wing plate at the other end of the overhanging i-steel main beam 1 by bolts, and the other end of the coupling beam clamping member 42 is bolted to a bottom wing plate of the overhanging i-steel coupling beam 3, so that the overhanging i-steel coupling beam can be effectively fixed to the overhanging i-steel main beam and is convenient to detach and mount, and further, the overhanging steel beam fixing device has a reasonable overall structure design, is convenient to mount, and is simple to operate.

As shown in fig. 1, according to an alternative embodiment of the present invention, there are two main beam fasteners 41 and two coupling fasteners 42, and the two main beam fasteners 41 and the two coupling fasteners 42 are respectively and uniformly arranged on two sides of a web of an overhanging i-beam coupling 3, so as to further improve the structural stability of the overhanging steel beam fixing device, and at the same time, make it convenient and fast to install and easy to operate.

As shown in fig. 1 and 7, according to an alternative embodiment of the present invention, the third fixing member 6 includes a vertical rod fixing member 61 and a clamping column 62, the clamping column 62 is vertically fixed at the top center of the vertical rod fixing member 61, the vertical rod 5 is sleeved and fixed on the clamping column 62, and the vertical rod fixing member 61 is bolted on the top wing plate of the cantilever i-beam coupling 3, so as to facilitate the installation of the scaffold vertical rod on the clamping column and achieve the effective fixation of the scaffold vertical rod.

According to an alternative embodiment of the invention, the clamping column 62 is welded on the vertical rod fixing piece 61, so that the structural stability of the cantilever steel beam fixing device is further improved, the construction safety is ensured, and the construction cost is reduced.

According to the novel quick-assembly welding-free cantilever steel beam fixing device, one end of the cantilever I-shaped steel main beam can be fixed on a wooden template and a concrete floor slab through the first fixing part and is convenient to disassemble, the cantilever I-shaped steel connecting beam can be fixed at the other end of the cantilever I-shaped steel main beam through the second fixing part and is convenient to disassemble, and the scaffold vertical rod can be fixed on the cantilever I-shaped steel connecting beam through the third fixing part and is convenient to disassemble. According to the novel quick-assembly welding-free cantilever steel beam fixing device, the first fixing piece, the second fixing piece and the third fixing piece which are detachably connected with the cantilever I-steel main beam, the cantilever I-steel coupling beam and the vertical rod are utilized, so that the anchor bolt can be recycled, the use and waste of wood are reduced, meanwhile, the solderless integrated construction of the cantilever beam can be realized, the loss and waste of cantilever I-steel beam materials in the construction process are effectively reduced, the turnover times of I-steel are improved to the maximum extent, the cantilever steel beam fixing device is simple in structure, reasonable in design, simple to operate, convenient and fast to install, the construction cost can be effectively reduced while the construction safety is guaranteed, the green sustainable construction is realized, and the application prospect is good.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (10)

1. The utility model provides a novel fast-assembling exempts from to weld girder steel fixing device that encorbelments, fixes on plank sheathing (100) and concrete floor (200), a serial communication port, include:

i-steel girder (1), first mounting (2), the I-steel yoke beam (3), second mounting (4), pole setting (5) and third mounting (6) of encorbelmenting, first mounting (2) be used for with the one end of encorbelmenting I-steel girder (1) can be dismantled and connect in plank sheathing (100) with on concrete floor (200), I-steel yoke beam (3) utilization encorbelments second mounting (4) can be dismantled and connect in the top of encorbelmenting the I-steel girder (1) other end, pole setting (5) utilize third mounting (6) can be dismantled and connect in encorbelment on I-steel yoke beam (3).

2. The novel fast-assembling solderless cantilever steel beam fixing device of claim 1, wherein the first fixing member (2) comprises a fixing sleeve (21), an anchor bolt assembly (22), a plastic tube (23), a channel steel (24) and angle steel (25), the anchor bolt assembly (22) comprises an anchor bolt (221) and a nut (222), one end of the anchor bolt (221) is arranged in the fixing sleeve (21), the fixing sleeve (21) is bolted on the wood formwork (100), the plastic tube (23) is fittingly sleeved outside the fixing sleeve (21) and the anchor bolt (221), the concrete floor (200) is poured outside the plastic tube (23), the bottom wing plate and the channel steel (24) of the cantilever I-steel main beam (1) are both arranged on the top end face of the concrete floor (200), just channel-section steel (24) are followed the direction of height of encorbelmenting I-steel girder (1) web arranges I-steel girder (1) both sides encorbelment, angle steel (25) are located on the top pterygoid lamina of encorbelmenting I-steel girder (1), the other end of anchor bolt (221) passes from bottom to top in proper order channel-section steel (24) with angle steel (25), nut (222) threaded connection be in on anchor bolt (221), be used for with the one end of encorbelmenting I-steel girder (1) is fixed concrete floor (200) with on the plank sheathing (100).

3. The novel fast-assembling solderless cantilever steel beam fixing device as claimed in claim 2, a plurality of fixing sleeves (21), a plurality of anchoring bolts (221), a plurality of nuts (222), a plurality of plastic pipes (23), a plurality of channel steels (24) and a plurality of angle steels (25), and it is a plurality of fixed sleeve (21) evenly arrange plank sheathing (100) with on concrete floor (200), it is a plurality of anchor bolt (221) and a plurality of plastic tubing (23) evenly arrange on concrete floor (200), it is a plurality of nut (222) evenly arrange in a plurality of on anchor bolt (221), it is a plurality of channel-section steel (24) evenly arrange the both sides of encorbelmenting I-steel girder (1) web, it is a plurality of angle steel (25) evenly arrange on the top pterygoid lamina of encorbelmenting I-steel girder (1).

4. The novel fast-assembling solderless cantilever steel beam fixing device of claim 2 or 3, wherein the fixing sleeve (21) comprises a first sleeve (211) and a second sleeve (212) which are integrally connected, the first sleeve (211) is arranged at the bottom of the second sleeve (212), the first sleeve (211) and the second sleeve (212) are concentrically arranged, and the aperture of the first sleeve (211) is larger than that of the second sleeve (212); the diameter of the head of the anchor bolt (221) is larger than the aperture of the second sleeve (212) and smaller than the aperture of the first sleeve (211), and the bolt part of the anchor bolt (221) penetrates through the second sleeve (212) and protrudes outwards; a positioning plate (213) extending towards the outer side is further formed on the bottom side wall of the first sleeve (211), and a positioning hole (214) is formed in the positioning plate (213) and used for connecting the first sleeve (211) to the wood formwork (100) through a bolt.

5. The novel quick-assembling solderless cantilever steel beam fixing device of claim 4, wherein the number of the positioning plates (213) is multiple, and the plurality of the positioning plates (213) are uniformly arranged on the same circumferential surface.

6. The novel quick-assembly welding-free cantilever steel beam fixing device according to claim 2 or 3, wherein through holes (26) are formed in the side walls of the channel steel (24) and the angle steel (25), the anchor bolts (221) pass through the through holes (26), and nuts (222) are in threaded connection with the anchor bolts (221) for fixing the channel steel (24) and the angle steel (25) on the cantilever I-shaped steel girder (1) and fixing the cantilever I-shaped steel girder (1) on the wood formwork (100) and the concrete floor (200).

7. The novel quick-assembly welding-free cantilever steel beam fixing device according to claim 6, further comprising a fourth fixing member (7), wherein the fourth fixing member (7) comprises a fastening bolt and a fastening nut, a fixing hole (241) is further formed in the middle of the channel steel (24), the fastening bolt penetrates through the fixing hole (241) and abuts against the web of the cantilever I-shaped steel girder (1), and the fastening nut is in threaded connection with the fastening bolt and used for oppositely pressing and fixing the cantilever I-shaped steel girder (1).

8. The novel fast-assembling solderless cantilever steel beam fixing device of claim 2, wherein the second fixing member (4) comprises a main beam fastener (41) and a connecting beam fastener (42), one end of the connecting beam fastener (42) and the main beam fastener (41) are fixedly connected to a top wing plate at the other end of the cantilever I-steel main beam (1) by bolts, and the other end of the connecting beam fastener (42) is in bolted connection with a bottom wing plate of the cantilever I-steel connecting beam (3).

9. The novel fast-assembling solderless cantilever steel beam fixing device of claim 8, wherein the number of the main beam clamping pieces (41) and the beam connecting clamping pieces (42) is multiple, and the multiple main beam clamping pieces (41) and the multiple beam connecting clamping pieces (42) are respectively and uniformly arranged at two sides of a web plate of the cantilever I-shaped steel beam (3).

10. The novel fast-assembling solderless cantilever steel beam fixing device of claim 1, wherein the third fixing member (6) comprises a vertical rod fixing member (61) and a clamping column (62), the clamping column (62) is vertically fixed at the top center of the vertical rod fixing member (61), the vertical rod (5) is sleeved and fixed on the clamping column (62), and the vertical rod fixing member (61) is bolted on a top wing plate of the cantilever I-steel coupling beam (3).

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